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diff --git a/examples/bluetooth/heartrate-game/devicefinder.cpp b/examples/bluetooth/heartrate-game/devicefinder.cpp
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+++ b/examples/bluetooth/heartrate-game/devicefinder.cpp
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+/***************************************************************************
+**
+** Copyright (C) 2017 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the examples of the QtBluetooth module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** You may use this file under the terms of the BSD license as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+**   * Redistributions of source code must retain the above copyright
+**     notice, this list of conditions and the following disclaimer.
+**   * Redistributions in binary form must reproduce the above copyright
+**     notice, this list of conditions and the following disclaimer in
+**     the documentation and/or other materials provided with the
+**     distribution.
+**   * Neither the name of The Qt Company Ltd nor the names of its
+**     contributors may be used to endorse or promote products derived
+**     from this software without specific prior written permission.
+**
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "devicefinder.h"
+#include "devicehandler.h"
+#include "deviceinfo.h"
+
+#include <QBluetoothUuid>
+
+DeviceFinder::DeviceFinder(DeviceHandler *handler, QObject *parent):
+    BluetoothBaseClass(parent),
+    m_deviceHandler(handler)
+{
+    m_deviceDiscoveryAgent = new QBluetoothDeviceDiscoveryAgent(this);
+
+    connect(m_deviceDiscoveryAgent, &QBluetoothDeviceDiscoveryAgent::deviceDiscovered, this, &DeviceFinder::addDevice);
+    connect(m_deviceDiscoveryAgent, static_cast<void (QBluetoothDeviceDiscoveryAgent::*)(QBluetoothDeviceDiscoveryAgent::Error)>(&QBluetoothDeviceDiscoveryAgent::error),
+            this, &DeviceFinder::scanError);
+
+    connect(m_deviceDiscoveryAgent, &QBluetoothDeviceDiscoveryAgent::finished, this, &DeviceFinder::scanFinished);
+    connect(m_deviceDiscoveryAgent, &QBluetoothDeviceDiscoveryAgent::canceled, this, &DeviceFinder::scanFinished);
+
+
+#ifdef Q_OS_WIN32
+    m_demoTimer.setSingleShot(true);
+    m_demoTimer.setInterval(2000);
+    connect(&m_demoTimer, &QTimer::timeout, this, &DeviceFinder::scanFinished);
+#endif
+}
+
+DeviceFinder::~DeviceFinder()
+{
+    qDeleteAll(m_devices);
+    m_devices.clear();
+}
+
+void DeviceFinder::startSearch()
+{
+    clearMessages();
+    m_deviceHandler->setDevice(0);
+    qDeleteAll(m_devices);
+    m_devices.clear();
+
+    emit devicesChanged();
+
+#ifdef Q_OS_WIN32
+    m_demoTimer.start();
+#else
+    m_deviceDiscoveryAgent->start();
+#endif
+    emit scanningChanged();
+    setInfo(tr("Scanning for devices..."));
+}
+
+void DeviceFinder::addDevice(const QBluetoothDeviceInfo &device)
+{
+    // If device is LowEnergy-device, add it to the list
+    if (device.coreConfigurations() & QBluetoothDeviceInfo::LowEnergyCoreConfiguration) {
+        m_devices.append(new DeviceInfo(device));
+        setInfo(tr("Low Energy device found. Scanning more..."));
+        emit devicesChanged();
+    }
+}
+
+void DeviceFinder::scanError(QBluetoothDeviceDiscoveryAgent::Error error)
+{
+    if (error == QBluetoothDeviceDiscoveryAgent::PoweredOffError)
+        setError(tr("The Bluetooth adaptor is powered off."));
+    else if (error == QBluetoothDeviceDiscoveryAgent::InputOutputError)
+        setError(tr("Writing or reading from the device resulted in an error."));
+    else
+        setError(tr("An unknown error has occurred."));
+}
+
+void DeviceFinder::scanFinished()
+{
+#ifdef Q_OS_WIN32
+    // Only for testing
+    for (int i = 0; i < 5; i++)
+        m_devices.append(new DeviceInfo(QBluetoothDeviceInfo()));
+#endif
+
+    if (m_devices.size() == 0)
+        setError(tr("No Low Energy devices found."));
+    else
+        setInfo(tr("Scanning done."));
+
+    emit scanningChanged();
+    emit devicesChanged();
+}
+
+void DeviceFinder::connectToService(const QString &address)
+{
+    m_deviceDiscoveryAgent->stop();
+
+    DeviceInfo *currentDevice = 0;
+    for (int i = 0; i < m_devices.size(); i++) {
+        if (((DeviceInfo*)m_devices.at(i))->getAddress() == address ) {
+            currentDevice = (DeviceInfo*)m_devices.at(i);
+            break;
+        }
+    }
+
+    if (currentDevice)
+        m_deviceHandler->setDevice(currentDevice);
+
+    clearMessages();
+}
+
+bool DeviceFinder::scanning() const
+{
+#ifdef Q_OS_WIN32
+    return m_demoTimer.isActive();
+#else
+    return m_deviceDiscoveryAgent->isActive();
+#endif
+}
+
+QVariant DeviceFinder::devices()
+{
+    return QVariant::fromValue(m_devices);
+}